So this is weird.
My track works in mapview (ignore the textures just wanting to test the jumps)
(http://s10.postimg.org/qamcfp721/track.png)
But in game I'm just chilling in the black abyss
(http://s21.postimg.org/52k5epcfr/screen011.jpg)
I have the folder set up right.
Can you post your .amb file?